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Finding the Third Proportional to 160,477.45 and 248,349.80

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Solution

The third proportional to 160,477.45 and 248,349.80 is: 384,338.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,477.45 : 248,349.80 = 248,349.80 : x
  2. Step 2: Convert to fraction form
    160,477.45/248,349.80 = 248,349.80/x
  3. Step 3: Cross multiply
    160,477.45x = 248,349.80 × 248,349.80
  4. Step 4: Simplify right side
    160,477.45x = 61,677,621,607.85
  5. Step 5: Solve for x
    x = 61,677,621,607.85/160,477.45
  6. Step 6: Final answer
    x = 384,338.24

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.